/*******************************************************************************
 * Copyright (c) 2012-2017 Codenvy, S.A.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *   Codenvy, S.A. - initial API and implementation
 *******************************************************************************/
package org.eclipse.che.ide.api.resources;

import com.google.common.annotations.Beta;

import java.util.Comparator;

/**
 * Compares two {@link Resource} by their name ignoring case.
 *
 * @author Vlad Zhukovskiy
 * @see Resource#getName()
 * @since 4.4.0
 */
@Beta
public class ResourceNameComparator implements Comparator<Resource> {

    private static final ResourceNameComparator INSTANCE = new ResourceNameComparator();

    private ResourceNameComparator() {
    }

    public static Comparator<Resource> getInstance() {
        return INSTANCE;
    }

    /** {@inheritDoc} */
    @Override
    public int compare(Resource o1, Resource o2) {
        return o1.getName().compareToIgnoreCase(o2.getName());
    }
}
